governor romney can't win without ohio. there are, there is a narrow sliver of voters that are still in play in some of these states. i think when joe biden asks congressman ryan to defend his tax plan and he can't give an answer, that matters to the undecided voter. is my middle class tax cut going away, is my home mortgage deduction going away. that matters. >> did he mention he drank so much water? look at the montage here of at least seven occasions, which is not a whole lot by any means where ryan keeps on gluging in a very nervous, repetitive way. it's always the same technique. the lean over, long stare into the cup, boom. i was amazed he kept it all in. what did you make of his extraordinary water intake? because joe biden didn't drink at all. >> i think staying hydrated is really important. yeah, i think that joe biden has been in politics forever. he's very comfortable in a debate setting. paul ryan is a younger guy and i think he did a really great job holding his own in a debate that was predominantly foreign po